K40 5mm belt - call for availability – American Photonics
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Amazon.com: FONLAND K40 CO2 Laser Head Set Incl Laser Head & 1st 2nd Mirror Mounts Dia.12mm FL.50.8mm, for 2030 4060 K40 Laser Engraving Cutting Machine, Blue
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K40 Laser engraver/cutter idler pulley by RetromanIE | Download free STL model | Printables.com